This HPI factory replacement curb set for the Nano-TTR includes both red and white curb pieces, providing the track boundary accessories needed to set up a realistic tabletop racing layout. The parts come on injection-molded sprues and include printed black-and-white decal sheets to detail the curb segments. This set is designed specifically for use with the HPI Electric Nano-TTR platform. Features: Includes both red and white curb sprues Printed decal sheets included for detailing Injection-molded plastic construction Designed for Nano-TTR track layouts 7/7/26 cs